大概一些日子之前Petalinux开始收费了，那么如何申请免费版本的Petalinux呢？ 这是John发来的申请流程。 The following points should be covered: 1. To get access to PetaLinux, please have your PROFESSOR or INSTRUCTOR complete the request at * http://www.petalogix.com/univ The request must come from a valid university email address - no gmail, qq.com, 126.com and so on. 2. Please do not contact PetaLogix for support - use the OpenHW forums 3. Documentation is at * http://www.petalogix.com/resources/documentation/petalinux